HNF1A and neoplasm: Hepatocyte nuclear factor 1 homeobox A antisense RNA 1 (HNF1A-AS1), also known as HAS1, is a tumor-associated lncRNA with an established role in the development and progression of many cancers, including those of the head and neck, breast, lung, bone, liver, colon, esophagus, bladder, and cervix [122].